see-- you guys can't get back and you'll see this. but i can see amsterdam right there. all right? now, amsterdam, that's halfway mark. amsterdam is right in the sun, okay? so it's day, day, day, day, day, day, day, day, day, day, day, day, day, day, day, day. sun down. night, night, night, night, night. sun up. day, day, day, day. [laughter] - get the idea? - yeah. so they're in the daylight most of the turn. how about at a place that's on the daylight all of the turn that's just barely on that? of course, the north pole is. so when at north pole, daylight is 24 hours a day. but you come down to a certain point where it just comes up-- in fact, i can see it right here. it's up here. and that point is called-- anyone know? where? right there? you guys don't know about it? it's too frigid. it's a circle. beginning with an "a". arctic circle. arctic, that's the arctic circle. the arctic circle is the point where you can get day for 24 hours a day on june 21st, okay, june 21st. and other one is where you get nighttime 24 hours a day. because what happens when the sun's on this side, okay?